SBVS400D december   2021  – august 2023 TPS7A14

PRODUCTION DATA  

  1.   1
  2. 1Features
  3. 2Applications
  4. 3Description
  5. 4Revision History
  6. 5Pin Configuration and Functions
  7. 6Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Switching Characteristics
    7. 6.7 Typical Characteristics
  8. 7Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Excellent Transient Response
      2. 7.3.2 Global Undervoltage Lockout (UVLO)
      3. 7.3.3 Enable Input
      4. 7.3.4 Internal Foldback Current Limit
      5. 7.3.5 Active Discharge
      6. 7.3.6 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Operation
      2. 7.4.2 Dropout Operation
      3. 7.4.3 Disable Mode
  9. 8Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1  Recommended Capacitor Types
      2. 8.1.2  Input, Output, and Bias Capacitor Requirements
      3. 8.1.3  Dropout Voltage
      4. 8.1.4  Behavior During Transition From Dropout Into Regulation
      5. 8.1.5  Device Enable Sequencing Requirement
      6. 8.1.6  Load Transient Response
      7. 8.1.7  Undervoltage Lockout Circuit Operation
      8. 8.1.8  Power Dissipation (PD)
      9. 8.1.9  Estimating Junction Temperature
      10. 8.1.10 Recommended Area for Continuous Operation
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Examples
  10. 9Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
        1. 9.1.1.1 Evaluation Module
      2. 9.1.2 Device Nomenclature
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 Glossary
  11.   Mechanical, Packaging, and Orderable Information
    1. 10.1 Mechanical Data

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Typical Characteristics

at operating temperature TJ = 25°C, VOUT(NOM) = 0.8 V, VIN = VOUT(NOM) + 0.1 V, VBIAS = VOUT(NOM) + 1.4 V, IOUT = 1 mA, VEN = VIN, CIN = 2.2 µF, COUT = 2.2 µF, and CBIAS = 0.47 µF (unless otherwise noted)

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Figure 6-1 Output Voltage Accuracy vs VIN
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Figure 6-3 Output Voltage Accuracy vs IOUT
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Figure 6-5 VBIAS Dropout Voltage vs IOUT
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IOUT = 1 A
Figure 6-7 VBIAS Input Current vs VBIAS
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IOUT = 0 A, VIN = 1 V
Figure 6-9 VBIAS Shutdown IQ vs VBIAS
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Figure 6-11 Enable Threshold vs Temperature
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Figure 6-13 VBIAS UVLO vs Temperature
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tr = 1 μs
Figure 6-15 Start-Up With VIN Before VBIAS and VEN
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tr = 1 μs
Figure 6-17 Start-Up With VIN and VEN Before VBIAS
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tr = tf = 10 μs, IOUT = 500 mA
Figure 6-19 Line Transient From 1 V to 2.2 V
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tr = tf = 1 μs
Figure 6-21 Load Transient From 100 μA to 1 A
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CBIAS = 0 μF, IOUT = 1 A
Figure 6-23 PSRR vs Frequency and VIN – VOUT
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CBIAS = 0 μF
Figure 6-25 PSRR vs Frequency and IOUT
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YCK package, VOUT = 0.8 V
Figure 6-27 Output Noise vs Frequency and IOUT
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Figure 6-2 Output Voltage Accuracy vs VBIAS
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Figure 6-4 VIN Dropout Voltage vs IOUT
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Figure 6-6 VBIAS Input Current vs VBIAS
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IOUT = 0 mA
Figure 6-8 VIN Shutdown IQ vs VIN
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Figure 6-10 VOUT Foldback Current Limit vs Output Current
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Figure 6-12 VIN UVLO vs Temperature
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tr = 1 μs
Figure 6-14 Start-Up With VBIAS Before VIN
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tr = 1 μs
Figure 6-16 Start-Up With VIN and VBIAS Before VEN
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tr = tf = 10 μs, IOUT = 1 mA
Figure 6-18 Line Transient From 1 V to 2.2 V
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tr = tf = 10 μs, IOUT = 1 A
Figure 6-20 Line Transient From 1 V to 2.2 V
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tr = tf = 20 μs
Figure 6-22 Load Transient From 100 μA to 1 A
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CBIAS = 0 μF, IOUT = 1 A
Figure 6-24 PSRR vs Frequency and COUT
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CBIAS = 0 μF
Figure 6-26 PSRR vs Frequency and VBIAS – VOUT
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DRV package, VOUT = 1.8 V, BIAS = 5 V
Figure 6-28 Output Noise vs Frequency and IOUT